#588A28
Closest named color: Sap Green (#5C8B15). oklch(57.7% 0.139 132.7), rgb(88, 138, 40).
Aa
Black text reads best on this color (5.08:1).
About this color
#588A28 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.139 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sap Green (#5C8B15), ΔE 0.012 away. Black text reads best on it, at 5.08:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Sap Green (#5C8B15) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #588A28 |
| RGB | rgb(88, 138, 40) |
| HSL | hsl(91, 55%, 35%) |
| OKLCH | oklch(57.7% 0.139 132.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #588A28 | 4.13:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #588A28 | 5.08:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #588A28 text on white | 4.13:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #588A28 text on black | 5.08:1 | AA | Lc -33.4 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E5EDE0
oklch(93.6% 0.019 133.1)
-
Step 200
200
#D0DEC7
oklch(88.4% 0.034 133)
-
Step 300
300
#B1CAA0
oklch(80.9% 0.064 132.8)
-
Step 400
400
#88AE6C
oklch(70.6% 0.1 132.8)
-
Step 500
500
#6B9943
oklch(63% 0.127 132.4)
-
Step 600
600 (this color)
#588A28
oklch(57.7% 0.139 132.7)
-
Step 700
700
#426F11
oklch(49.1% 0.129 132.8)
-
Step 800
800
#375B13
oklch(42.8% 0.107 132.8)
-
Step 900
900
#304B18
oklch(37.9% 0.084 132.7)
-
Step 950
950
#1C2C0F
oklch(27.1% 0.053 132.9)
#588A28 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #907F19 | 0.079 |
| Deuteranopia (no green cones) | #897B31 | 0.080 |
| Tritanopia (no blue cones) | #598476 | 0.104 |
| Achromatopsia (no color) | #7D7D7D | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #588A28
#588A28
oklch(57.7% 0.139 132.7)
- #965EB4
#965EB4
oklch(57.8% 0.14 312.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #588A28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sap Green #5C8B15 ΔE 0.012
- Mossy Green #638B27 ΔE 0.014
- Moss Green #658B38 ΔE 0.023
- Fern Green #548D44 ΔE 0.025
- Olive Drab #6B8E23 ΔE 0.027
- Swamp Green #748500 ΔE 0.035
- Swamp #698339 ΔE 0.037
- Dark Yellow Green #728F02 ΔE 0.038
Use #588A28 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.